Indeed, atypical E. coli that grow aerobically on citrate (Cit+) have been isolated from agricultural and clinical settings, and were found to harbor plasmids, presumably acquired from other species, that encode citrate transporters (44, 45).

Rich -- a combination of Jimi Hendrix and Keith Richards -- jerks and shreds the guitar so hard you can almost see the electricity running through his body, while Dan knocks over drums, aerobically pounds on symbols, and behind his swooping bangs you can see his closed eyes and meditative expression.